13211145

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1697}}^1$

素因数の和:1881

約数の個数: 24

約数和(自身を含む): 23045256

約数和(自身を除く): 9834111

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 1697, 2595, 5091, 7785, 8485, 15273, 25455, 76365, 293581, 880743, 1467905, 2642229, 4403715, 13211145]

約数ペア:

[(1, 13211145), (3, 4403715), (5, 2642229), (9, 1467905), (15, 880743), (45, 293581), (173, 76365), (519, 25455), (865, 15273), (1557, 8485), (1697, 7785), (2595, 5091)]